Ext.onReady(function() {
			new Ext.Viewport({
						layout : "border",
						items : [{
									region : "north",
									height : 50,
									title : "顶部面板"
								}, {
									region : "south",
									height : 50,
									title : "底部面板"
								}, {
									region : "center",
									title : "中央面板"
								}, {
									region : "west",
									width : 100,
									title : "左边面板"
								}, {
									region : "east",
									width : 100,
									title : "右边面板"
								}]
					});
		});